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Finding the Third Proportional to 6,916,134 and 11,112,330

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Solution

The third proportional to 6,916,134 and 11,112,330 is: 17,854,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916,134 : 11,112,330 = 11,112,330 : x
  2. Step 2: Convert to fraction form
    6,916,134/11,112,330 = 11,112,330/x
  3. Step 3: Cross multiply
    6,916,134x = 11,112,330 × 11,112,330
  4. Step 4: Simplify right side
    6,916,134x = 123,483,878,028,900
  5. Step 5: Solve for x
    x = 123,483,878,028,900/6,916,134
  6. Step 6: Final answer
    x = 17,854,465.81

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.